Finding the Fourth Proportional to 2,015.04, 3,017.70 and 1,146.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,015.04 : 3,017.70 = 1,146.72 : x
2. Step 2: Convert to fraction form
   2,015.04/3,017.70 = 1,146.72/x
3. Step 3: Cross multiply
   2,015.04x = 3,017.70 × 1,146.72
4. Step 4: Simplify right side
   2,015.04x = 3,460,456.94
5. Step 5: Solve for x
   x = 3,460,456.94/2,015.04
6. Step 6: Final answer
   x = 1,717.31